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How long have advances in astronomy been occurring? Only for the past few years
Only for the past decade
Only for the past century
For the past few centuries

Respuesta :

AL2006

I'd have to say that the list of choices doesn't go far enough.

Advances in Astronomy have been occurring for at least the past two millennia (2000 years).  Maybe longer.

Answer:

about 20 feet

Explanation:

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